update 11/9/2020 THESE ARE BUILT TO ORDER AND TAKING LONGER THAN NORMAL TO MANUFACTURE. THERE IS -NO- ETA ON THEM. IT IS PURELY BUY AND WAIT AT THIS POINT.
Centurion MK12 Mod 1 complete upper
Basic upper includes:
Centurion 18" SPR contour barrel w/OPS profile
Bead blasted barrel
MPI auto bolt carrier group
Knights Armament FF RAS Long
PRI gas buster charging handle
Pinned MK12 gas block
AEM / OPS INC brake & collar (long)
THESE ARE CUSTOM BUILT TO ORDER, EMAIL FOR CURRENT LEAD TIMES.